for their first debate wednesday in denver. on sunday, president obama tried to downplay expectations. he told a rally in las vegas that he's, quote, just okay at debating. new jersey governor chris christie chose a different tact, predicting that republican nominee mitt romney will, quote, do extraordinarily well. >>> in a rare prison interview, one of the men convicted for the bellway sniper attacks is expressing remorse. lee boyd malvo says i was a monst monster, a thief, stole people's lives. the shooting left at least ten people dead in the washington, d.c. area. the now 27-year-old malvo is serving life without parole. >>> a teenaged girl distressed message sent over twitter has triggered a police search and drawn worldwide attention. kathryn craig has more from clark, new jersey. good morning, kathryn. >> reporter: natalie, good morning. it started with a message on twitter, a tweet from a teenager who lives in this house that someone was inside the house, and she wrote, call 911. we have the tweet to show and you despit